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GMC Truck
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1989
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G 3500 1 Ton Van V6-262 4.3L
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Repair and Diagnosis
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Specifications
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Pressure, Vacuum and Temperature Specifications
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Thermostat, Engine Cooling
Thermostat, Engine Cooling
Except Heavy Duty Chassis, Opening Temperature
<cf401002-004>
Thermostat Opening Temperature
195 Degrees Fahrenheit (F)